Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Have your child construct his own Christmas tree from construction paper while cutting, overlapping and measuring to create an adorable modern design.

Have your student draft a blueprint for a haunted house, and trick (or treat) them into learning about geometry in the process.

If you're looking for a fun way to have your child gain practice pattern-making while working out fine motor skills, making Washi eggs is the perfect activity.

Practice measurement using centimeters in this fun math race designed for your second grade student!

This little chick is so cute that your child will want to make a whole flock to call her own.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This pumpkin dessert recipe tastes like pie but looks like a no-bake cookie.

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

How powerful is the reaction between baking soda and vinegar? Find out here!

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

Think you need a special dehydrator to make your own fruit leather? You can actually make a delicious version of this popular kid's snack in your own oven.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

Here's a place mat your second grader can create, based on the classic frontier tradition of patchwork quilting.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Work on measurement by sliding cards along a table with your second grader in this fun game. Use centimeters or inches, add up your totals, and see who's won!

If you love the idea of handing out holiday tins of homemade cookies but you're not a baker, chocolate-covered apples are the perfect solution.

Make this delicious warm apple bread for Hanukkah.

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.